CN218972254U - Lifting assembly and lifting adjusting device - Google Patents

Abstract

The application belongs to the technical field of lifting equipment, and provides a lifting assembly and a lifting adjusting device, wherein the lifting assembly comprises a first structural member, a second structural member and a locking structure; the second structural member is connected with the first structural member in a sliding manner and is used for connecting equipment to be lifted; the locking structure comprises a locking body, a locking piece and a knob piece, wherein the locking body is connected with the first structural piece, and the locking piece is connected with the locking body in a sliding manner and is connected with the locking body in a rotating manner around the central axis of the locking piece; the knob piece is connected with the locking piece; the locking member is switchable between a first position and a second position; the locking piece is respectively connected with the first structural piece and the second structural piece at the first position; the locking piece is separated from the first structural piece and the second structural piece at the second position; the knob piece can drive the locking piece to rotate to a third position at the second position; the lifting adjusting device comprises a lifting assembly. This application aims at solving the technical problem that lifting adjustment process is loaded down with trivial details, work efficiency is low among the prior art.

Description

Lifting assembly and lifting adjusting device

Technical Field

The application belongs to the technical field of lifting equipment, and particularly relates to a lifting assembly and a lifting adjusting device.

Background

Many devices on the market often require height adjustment due to improper installation locations, and therefore, the devices need to be installed on a stand that can be lifted.

The existing lifting bracket is generally provided with a movable lifting part and a relatively fixed fixing part, wherein the lifting part can move relative to the fixing part, and the lifting part and the fixing part are connected and fixed by adopting a screw structure; when the position of the lifting part needs to be adjusted, the screw needs to be disassembled firstly, so that the screw is separated from the lifting part and the fixing part; after the height is adjusted, an operator needs to find a screw to fix the lifting part.

In actual operation, after the operating personnel dismantles the screw, often appear forgetting the condition of screw placement position, when leading to the fixed elevating part of installation, spend a large amount of time and seek the screw, work efficiency is low, and whole operation process is too loaded down with trivial details.

Disclosure of Invention

An object of the application is to provide a lifting assembly and lifting adjusting device, aims at solving the technical problems of complicated lifting adjusting process and low working efficiency in the prior art.

A first object of the present application is to provide a lifting assembly comprising:

a first structural member;

the second structural member is connected with the first structural member in a sliding manner; a kind of electronic device with high-pressure air-conditioning system

The locking structure comprises a locking body, a locking piece and a knob piece, wherein the locking body is connected with the first structural piece, and the locking piece is connected with the locking body in a sliding manner along the central axis of the locking piece and is connected with the locking body in a rotating manner around the central axis of the locking piece; the knob piece is connected with the locking piece; the locking member is switchable between a first position and a second position;

wherein when the locking member is in the first position, the locking member is respectively connected with the first structural member and the second structural member so that the second structural member is limited in sliding relative to the first structural member; when the locking member is in the second position, the locking member is disengaged from both the first structural member and the second structural member to enable the second structural member to slide relative to the first structural member;

the knob piece can drive the locking piece to rotate around the central axis of the knob piece to a third position in the second position, and the knob piece is limited in the locking body in the third position.

In one embodiment, the lifting assembly further comprises an elastic assembly connected between the locking member and the locking body, so that the locking member can be switched from the second position to the first position under the action of the elastic force of the elastic assembly _。

In one embodiment, the knob piece is formed with a positioning body in a protruding manner, and the positioning body is arranged to avoid the locking piece; a positioning groove is formed on the locking body; when the locking piece is positioned at the third position, the positioning body is in plug-in fit with the positioning groove.

In one embodiment, the locking body is formed with a limiting groove, the limiting groove is in avoidance arrangement with the positioning groove, and when the locking piece is in the first position, the positioning body is in plug-in fit with the limiting groove.

In one embodiment, the locking member is switched from the second position to the third position, and the rotation angle of the locking member is 30 ° -90 °.

In one embodiment, the first structural member is sleeved outside the second structural member, and the second structural member is slidingly connected to the first structural member along a preset direction; the outer surface of the first structure is provided with a first positioning hole extending to the first structural member; the outer surface of the second structural member is provided with a plurality of second positioning holes, the second positioning holes are distributed at intervals along the preset direction, and each second positioning hole can be coaxially opposite to the first positioning hole; when the locking piece is positioned at the first position, the locking piece is inserted into the first positioning hole and the second positioning hole.

In one embodiment, the locking body is provided with a locking hole perpendicular to the preset direction, and the locking hole is communicated with the first positioning hole; the locking piece is in linear extension arrangement, the locking piece is in sliding insertion connection with the locking hole, the knob piece is connected with one extension end of the locking piece, and the other extension end of the locking piece can be in insertion connection with the first positioning hole and the second positioning hole.

In one embodiment, the knob member is detachably connected to the locking member; the detachable connection mode at least comprises one or a combination of a plurality of screw connection, bolt connection or buckle connection.

A second object of the present application is to provide a lifting adjustment device, including a support base and at least two sets of lifting assemblies as described in any one of the above, where the lifting assemblies are disposed at intervals, in parallel and in a coplanar manner; each first structural member is connected to the supporting seat.

In one embodiment, the lift adjustment device further comprises a wheel assembly connected to the support base.

The lifting assembly and the lifting adjusting device of the application have the beneficial effects compared with the prior art that: compared with the prior art, in the lifting assembly and the lifting adjusting device, the second structural member can lift relative to the first structural member, the locking structure is connected to the second structural member, and the locking member in the locking structure can move and rotate, so that the locking and unlocking of the second structural member and the first structural member are realized, and the adjusting process of locking and unlocking is more convenient; after unlocking, the knob piece can be limited and fixed on the locking body, the locking structure is integrally connected to the first structural member, and the locking piece is integrally and fixedly limited on the locking body through the knob piece; the locking structure is always connected with the first structural member and is not easy to lose, in addition, the whole adjusting process can be completed by pulling, pushing or rotating the knob member, the whole operating process is more convenient, the labor intensity of operators is reduced, and the work efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the embodiments of the present application or the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a lifting assembly according to an embodiment of the present disclosure;

FIG. 2 is a cross-sectional view of the latch of FIG. 1 in a first position;

FIG. 3 is a cross-sectional view of the latch of FIG. 1 in a second position;

FIG. 4 is a cross-sectional view of the latch of FIG. 1 in a third position;

FIG. 5 is a schematic view of the first structural member of FIG. 4 connected to a locking member;

FIG. 6 is a schematic view of the latch structure of the latch of FIG. 1 in a first position;

FIG. 7 is a schematic view of the latch structure of the latch of FIG. 1 in a second position;

FIG. 8 is a schematic view of the locking structure of the locking member of FIG. 1 in a third position;

FIG. 9 is a cross-sectional view of FIG. 6;

FIG. 10 is a cross-sectional view of FIG. 7;

FIG. 11 is a schematic view of the structure of the latch body and the latch member of FIG. 9;

fig. 12 is a schematic structural view of a lifting adjusting device according to an embodiment of the present application;

FIG. 13 is a partial cross-sectional view of FIG. 12;

FIG. 14 is a view showing a use state of a lifting adjusting device according to an embodiment of the present application;

fig. 15 is a partial cross-sectional view of fig. 14.

Reference numerals illustrate: 1. a second structural member; 11. a second positioning hole; 2. a first structural member; 21. a first positioning hole; 22. a slip hole; 3. a locking structure; 31. a lock joint body; 311. a limit groove; 312. a positioning groove; 32. a locking member; 33. a knob member; 331. a positioning body; 34. an elastic component; 35. a bolt assembly; 36. a locking hole; 4. a support base; 41. a seat body; 42. a connecting piece; 5. a wheel assembly; 6. an apparatus.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "length," "width," "upper," "lower," "upward," "vertical," "horizontal," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1-5, an embodiment of the present application provides a lifting assembly, which includes a first structural member 2, a second structural member 1, and a locking structure 3; the second structural member 1 is connected with the first structural member 2 in a sliding manner, and the second structural member 1 is used for connecting equipment to be lifted; the locking structure 3 comprises a locking body 31, a locking piece 32 and a knob piece 33, wherein the locking body 31 is connected with the first structural member 2, the locking piece 32 is connected with the locking body 31 in a sliding way along the central axis of the locking piece 32 and is connected with the locking body 31 in a rotating way around the central axis of the locking piece; the knob member 33 is connected to the lock member 32; the catch 32 is switchable between a first position and a second position.

Wherein, when the locking member 32 is in the first position, the locking member 32 is respectively connected with the first structural member 2 and the second structural member 1, so that the second structural member 1 is limited to slide relative to the first structural member 2; when the locking element 32 is in the second position, the locking element 32 is disengaged from both the first structural member 2 and said second structural member 1, so that the second structural member 1 can slide with respect to the first structural member 2; the knob member 33 can drive the locking member 32 to rotate around its central axis to a third position in the second position, and the knob member 33 is limited to the locking body 31 in the third position.

Specifically, referring to fig. 1 and 2, the first structural member 2 and the second structural member 1 extend linearly, and the extending direction of the first structural member 2 and the second structural member 1 is defined as a preset direction; the first structural member 2 and the second structural member 1 can be rod-shaped structural members, columnar structural members or cylindrical structural members; the first structural member 2 and the second structural member can be connected in a sleeved sliding manner or in a guide rail sliding manner.

Referring to fig. 2, a locking body 31 in the locking structure 3 is connected to an outer surface of the first structural member 2, and the locking body 31 may be fixedly connected to the first structural member 2 through a bolt assembly 35; the locking body 31 is provided with a sliding channel for the locking piece 32 to slide, and the locking piece 32 is partially accommodated in the sliding channel and can reciprocate relative to the sliding channel; in addition, the locking element 32 can also rotate around its central axis in the sliding channel, the central axis of the locking element 32 being parallel to the sliding direction of the locking element 32 in the sliding channel.

The knob member 33 is connected to the locking member 32 and located outside the sliding channel, and the knob member 33 is mainly used for receiving an external force, so as to drive the locking member 32 to move or rotate. The knob member 33 receives an external force, and can drive the locking member 32 to slide relative to the locking body 31 and switch between the first position and the second position.

The locking piece 32 can be connected with the first structural member 2 and the second structural member 1, so as to limit the movement of the second structural member 1 relative to the first structural member 2, and the locking piece 32 can limit the movement of the second structural member 1 relative to the first structural member 2 in a manner of plugging limit, protruding blocking limit or magnetic attraction limit; when the locking member 32 is slid into engagement with both the first structural member 2 and the second structural member 1, thereby restricting the sliding of the second structural member 1 relative to the first structural member 2, the locking member 32 is in the first position.

In addition, the locking member 32 can be disengaged from both the first structural member 2 and the second structural member 1, and the second structural member 1 can slide freely with respect to the first structural member 2; when the locking member 32 is slid to a position disengaged from both the first structural member 2 and the second structural member 1, the locking member 32 is in the second position.

Furthermore, the locking element 32 can also be rotated into a third position, wherein the third position is a position in which the locking element 32 is rotated by a predetermined angle from the second position about its own axis, wherein the predetermined angle may be 30 ° -90 °, which may be designed according to the habit of the operator.

The rotation of the locking piece 32 can be driven by the knob piece 33, and external torsion force can directly act on the knob piece 33, so that the knob piece 33 drives the locking piece 32 to rotate around the central axis of the knob piece in the sliding channel, after rotating by a preset angle, the knob piece 33 can be in limit connection with the locking body 31, and the limit connection mode can comprise insertion, blocking connection, magnetic attraction connection and other modes.

The use process of the lifting assembly is that when the lifting assembly is used for supporting equipment 6 and does not need lifting, the locking structure 3 slides to a first position connected with both the first structural member 2 and the second structural member 1 relative to the locking body 31; when the height of the equipment 6 needs to be adjusted, external force acts on the knob piece 33, so that the knob piece 33 drives the locking piece 32 to move relative to the locking body 31, the locking piece 32 moves to the second position, and the knob piece 33 is rotated at the second position, so that the locking piece 32 rotates to the third position, at this time, the knob piece 33 can be limited and connected to the locking body 31, and the whole locking structure 3 is not separated from the first structural member 2; then, the second structural member 1 drives the device to move relative to the first structural member 2, after moving to the preset position, the knob member 33 is reversely rotated, the knob member 33 and the locking body 31 are released from limit, the knob member 33 enables the locking member 32 to rotate to the second position again, and then the locking member 32 moves from the second position to the first position, so that the locking member 32 locks the first structural member 2 and the second structural member 1 to limit, and lifting adjustment of the device 6 can be completed.

In this embodiment, the second structural member 1 can be lifted relative to the first structural member 2, the locking structure 3 is connected to the second structural member 1, and the locking member 32 in the locking structure 3 can move and rotate, so that locking and unlocking of the second structural member 1 and the first structural member 2 are realized, and the locking and unlocking adjustment process is more convenient; after unlocking, the knob piece 33 can be limited and fixed on the locking body 31, the locking structure 3 is integrally connected to the first structural member 2, and the locking piece 32 is integrally fixed and limited on the locking body 31 through the knob piece 33; the locking structure 3 is always connected with the first structural member 2, is not easy to lose, and in addition, the whole adjusting process can be completed by only pulling, pushing or rotating the knob member 33, so that the whole operating process is more convenient, the labor intensity of operators is reduced, and the work efficiency is improved.

In one embodiment, referring to fig. 2-5, the lifting assembly further includes an elastic assembly 34, and the elastic assembly 34 is connected between the locking member 32 and the locking body 31, so that the locking member 32 can be switched from the second position to the first position under the elastic force of the elastic assembly 34.

Specifically, the elastic assembly 34 includes a spring member, which is a coil spring; the helical spring is located within the slip path and the helical spring is nested outside of the locking element 32 within the slip path. When the locking piece 32 moves towards the first structural component 2 and the second structural component 1 relative to the locking piece 32 body, the length of the spiral spring is extended, and the elastic force is released from the compressed state to the free state, so that the locking piece 32 moves from the second position to the first position, and the elastic force of the elastic component 34 presses the locking piece 32 in the first position; when the locking member 32 moves away from the first and second structural members 2, 1 relative to the locking body 31, the coil spring is compressed and shortens in length.

In this embodiment, by providing the elastic component 34, the locking member 32 can be moved from the second position to the first position without using an external force, and can be pressed against the first position under the action of the elastic force, so that the process of locking the first structural member 2 and the second structural member 1 by an operator is more convenient.

In one embodiment, referring to fig. 2-4 and fig. 7-10, the knob member 33 is formed with a positioning body 331 protruding outwards, and the positioning body 331 is disposed so as to avoid the locking member 32; referring to fig. 7 and 8, the lock body 31 is formed with a positioning groove 312; when the locking member 32 is in the third position, the positioning body 331 is in plug-in fit with the positioning slot 312.

Specifically, the knob member 33 has a block structure, the positioning body 331 is located on a side of the knob member 33 facing the locking body 31, and the positioning body 331 is spaced from the locking member 32, and one or more positioning bodies 331 may be provided; the opposite side of the locking body 31 to the positioning body 331 is provided with positioning grooves 312, the number of the positioning grooves 312 is the same as that of the positioning bodies 331, and the positioning bodies 331 are inserted into the positioning grooves 312 in a matching manner.

Referring to fig. 7, two positioning bodies 331 are provided, the two positioning bodies 331 are disposed at an included angle of 180 °, and correspondingly, two positioning grooves 312 are provided, and the two positioning grooves 312 are disposed at an included angle of 180 °.

In the present embodiment, the positioning body 331 and the positioning groove 312 are provided, so that the positioning body 331 is inserted into the positioning groove 312, and therefore, the knob member 33 is limited and positioned relative to the locking body 31, and the knob member 33 is firmly limited relative to the locking body 31 in the third position, so that slipping is not easy to occur.

In one embodiment, referring to fig. 7 and 8, a limiting groove 311 is formed on the locking body 31, the limiting groove 311 is set away from the positioning groove 312, and when the locking member 32 is at the first position, the positioning body 331 is in plug-in fit with the limiting groove 311.

Specifically, the number of the limiting grooves 311 is the same as that of the positioning bodies 331, and the positioning bodies 331 are inserted into one limiting groove 311 in a matching manner; referring to fig. 4 and 6, two limiting grooves 311 are provided, two positioning grooves 312 are arranged at an included angle of 180 degrees, and the connecting line of the two positioning grooves 312 is perpendicular to the connecting line of the spacing grooves 311; that is, the rotary member is rotatable 90 ° from the second position to the third position.

In the present embodiment, when the locking member 32 is at the first position, a positioning body 331 is correspondingly inserted into a limiting slot 311, so that the locking member 32 and the knob member 33 cannot rotate relative to the locking body 31 at the first position, and the connection between the knob member 33 and the locking body 31 is more secure and reliable.

In one embodiment, referring to fig. 7 and 8, the locking member 32 is switched from the second position to the third position, the rotation angle of the locking member 32 is 30 ° -90 °, and correspondingly, the knob member 33 is connected to the end of the locking member 32, and the rotation angle of the knob member 33 is the same as the rotation angle of the locking member 32.

Specifically, referring to fig. 7-10, a positioning body 331 is respectively in plug-in fit with a positioning slot 312 and a limiting slot 311, and an included angle formed by connecting lines between the positioning slot 312 and the limiting slot 311 with the rotation center of the locking piece 32 is 30 ° -90 °; referring to fig. 7 and 8, the included angles between the connecting lines of the positioning grooves 312 and the corresponding limiting grooves 311 and the rotation center are 90 °.

In this embodiment, the external force acts on the knob member 33 to rotate the knob member 33 in a rotation range of 30 ° -90 °, which can be designed according to the operation habit of the operator, and the knob member 33 drives the locking member 32 to rotate from the second position to the third position, and the positioning body 331 is first inserted into the limiting slot 311 from the second position rotating end separated from the positioning slot 312 to the third position during the rotation of the knob member 33.

In one embodiment, referring to fig. 1-5, the first structural member 2 is sleeved outside the second structural member 1, and the second structural member 1 is slidingly connected to the first structural member 2 along a preset direction; the outer surface of the first structure is provided with a first positioning hole 21 extending to the first structural member 2; the outer surface of the second structural member 1 is provided with a plurality of second positioning holes 11, the second positioning holes 11 are arranged at intervals along a preset direction, and each second positioning hole 11 can be coaxially opposite to the first positioning hole 21; when the locking piece 32 is at the first position, the locking piece 32 is inserted into the first positioning hole 21 and the second positioning hole 11.

In particular, the first structural member 2 and the second structural member 1 may employ a cylindrical member or a cylindrical member; the middle part of the first structural member 2 is provided with a sliding hole 22 along the central axis direction, and the sliding hole 22 can be a through hole or a blind hole, namely, the extending direction of the sliding hole 22 is along the preset direction; the second structural member 1 is inserted into the sliding hole 22 along a preset direction so as to realize that the first structural member 2 is sleeved on the second structural member 1, and the second structural member 1 can slide back and forth in the sliding hole 22 relative to the first structural member 2.

The central axes of the first positioning holes 21 and the central axes of the second positioning holes 11 are perpendicular to the central axes of the sliding holes 22, and the aperture size of the first positioning holes 21 is the same as that of the second positioning holes 11; the second positioning holes 11 are arranged at intervals in a preset direction, and each second positioning hole 11 can be opposite to the first positioning hole 21 so that the end part of the locking piece 32 can be inserted into the first positioning hole 21 and the second positioning hole 11; the interval between two adjacent second positioning holes 11 is the minimum distance of each adjustment of the second structural member 1 relative to the first structural member 2.

In this embodiment, by providing the first positioning hole 21 on the first structural member 2 and providing the plurality of second positioning holes 11 on the second structural member 1, each second positioning hole 11 can be relatively matched with the first positioning hole 21 in the sliding process of the second structural member 1 relative to the first structural member 2, and when the second positioning hole 11 is opposite to the first positioning hole 21, the locking piece 32 can be inserted into the first positioning hole 21 and the second positioning hole 11, so that the first structural member 2 and the first structural member 2 are in a locking state.

In one embodiment, referring to fig. 10, the locking body 31 is provided with a locking hole 36 perpendicular to a preset direction, and the locking hole 36 is communicated with the first positioning hole 21; the locking piece 32 is in linear extension, the locking piece 32 is in sliding insertion connection with the locking hole 36, the knob piece 33 is connected with one extension end of the locking piece 32, and the other extension end of the locking piece 32 can be in insertion connection with the first positioning hole 21 and the second positioning hole 11; the spring assembly 34 is positioned within the locking aperture 36 and is coupled to the locking member 32.

Specifically, the locking body 31 is in a block shape, the locking hole 36 is a through hole with an axis perpendicular to a preset direction, an orifice of the locking hole 36 is opposite to and together with the bottom of the first positioning hole 21, the locking piece 32 is in a rod shape, the locking piece 32 is correspondingly inserted into the locking hole 36, the locking piece 32 can slide back and forth in the locking hole 36, one end of the locking piece 32 extends to the outside of the locking hole 36 and is fixedly connected with the knob piece 33, and the other extending end of the locking piece 32 can extend out of the locking hole 36 and is inserted into the first positioning hole 21 and the second positioning hole 11 so as to limit the first structural member 2 and the second structural member 1; the elastic component 34 is disposed in the locking hole 36 and sleeved outside the locking piece 32.

In this embodiment, the lock body 31 and the knob member 33 have a simple structure, a tight fit, and a compact overall structure.

In one embodiment, referring to fig. 10 and 11, the knob member 33 is detachably connected to the locking member 32; the detachable connection means comprises at least one or a combination of a plurality of screw connection, bolt connection or snap connection.

In this embodiment, referring to fig. 10 and 11, the knob member 33 is provided with an internal thread, the extension end of the locking member 32 is provided with an external thread, the knob member 33 is in threaded connection with the extension end of the locking member 32, and when the locking member 32 is assembled, the locking member 32 can be inserted into the locking hole 36 and then connected with the knob member 33, so that the assembly and the disassembly are more convenient.

The embodiment of the application also provides a lifting adjusting device, referring to fig. 12-15, the lifting adjusting device comprises a supporting seat 4 and at least two groups of lifting components in the embodiment, and the lifting components are arranged at intervals, in parallel and in a coplanar manner; each first structural member 2 is connected to a support base 4.

Specifically, referring to fig. 12 and 13, two sets of lifting assemblies are provided, the supporting seat 4 may include a connecting piece 42 and a seat body 41, and the first structural members 2 in the two sets of lifting assemblies may be connected by the connecting piece 42, so that the two sets of lifting assemblies may form a whole, the bottom end of the first structural member 2 may be connected to the seat body 41, and the seat body 41 may adopt a frame structure or a column structure.

In this embodiment, the supporting base 4 is mainly used for connecting and bearing the lifting assemblies, and the multiple groups of lifting assemblies are used for combining and jointly supporting equipment so as to improve the supporting capability of the equipment; by arranging the supporting seat 4, the support of the lifting assembly is more stable.

In one embodiment, referring to fig. 12-15, the lift adjustment device further includes a wheel assembly 5, and the wheel assembly 5 is connected to the support base 4.

Specifically, the wheel assembly 5 is disposed at the bottom of the support seat 4, the wheel assembly 5 includes a plurality of sets of wheel structures, the wheel assembly 5 may be disposed in four sets, the four sets of wheel structures are respectively disposed at four vertex positions of the rectangle, and the wheel structures may be universal wheels.

In this embodiment, through setting up the wheel structure, can make lifting unit can the overall movement to realized the effect that drives equipment 6 overall movement, made this lifting adjusting device's range of application further obtain improving.

The foregoing description of the preferred embodiments of the present application has been provided for the purpose of illustrating the general principles of the present application and is not meant to limit the scope of the present application in any way. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application, and other embodiments of the present application, which may occur to those skilled in the art without the exercise of inventive faculty, are intended to be included within the scope of the present application, based on the teachings herein.

Claims (10)

1. A lifting assembly, comprising:

a first structural member;

the second structural member is connected with the first structural member in a sliding manner; a kind of electronic device with high-pressure air-conditioning system

The locking structure comprises a locking body, a locking piece and a knob piece, wherein the locking body is connected with the first structural piece, and the locking piece is connected with the locking body in a sliding manner along the central axis of the locking piece and is connected with the locking body in a rotating manner around the central axis of the locking piece; the knob piece is connected with the locking piece; the locking member is switchable between a first position and a second position;

wherein when the locking member is in the first position, the locking member is respectively connected with the first structural member and the second structural member so that the second structural member is limited in sliding relative to the first structural member; when the locking member is in the second position, the locking member is disengaged from both the first structural member and the second structural member to enable the second structural member to slide relative to the first structural member;

the knob piece can drive the locking piece to rotate around the central axis of the knob piece to a third position in the second position, and the knob piece is limited in the locking body in the third position.

2. The lift assembly of claim 1, further comprising an elastic assembly coupled between the locking member and the locking body such that the locking member is switchable from the second position to the first position under the elastic force of the elastic assembly.

3. The lifting assembly according to claim 1 or 2, wherein the knob member is formed with a positioning body protruding outwards, and the positioning body is arranged to avoid the locking member; a positioning groove is formed on the locking body; when the locking piece is positioned at the third position, the positioning body is in plug-in fit with the positioning groove.

4. A lifting assembly according to claim 3, wherein the locking body is formed with a limit groove, the limit groove is arranged to avoid the locating groove, and the locating body is in plug-in fit with the limit groove when the locking member is in the first position.

5. A lifting assembly according to claim 1 or 2, wherein the locking element is switched from the second position to the third position, the locking element being rotated through an angle of 30 ° -90 °.

6. The lifting assembly according to claim 1 or 2, wherein the first structural member is sleeved outside the second structural member, and the second structural member is slidingly connected to the first structural member along a preset direction; the outer surface of the first structure is provided with a first positioning hole extending to the first structural member; the outer surface of the second structural member is provided with a plurality of second positioning holes, the second positioning holes are distributed at intervals along the preset direction, and each second positioning hole can be coaxially opposite to the first positioning hole; when the locking piece is positioned at the first position, the locking piece is inserted into the first positioning hole and the second positioning hole.

7. The lifting assembly of claim 6, wherein the locking body is provided with a locking hole perpendicular to the preset direction, and the locking hole is communicated with the first positioning hole; the locking piece is in linear extension arrangement, the locking piece is in sliding insertion connection with the locking hole, the knob piece is connected with one extension end of the locking piece, and the other extension end of the locking piece can be in insertion connection with the first positioning hole and the second positioning hole.

8. A lifting assembly according to claim 1 or claim 2, wherein the knob member is detachably connected to the locking member; the detachable connection mode at least comprises one or a combination of a plurality of screw connection, bolt connection or buckle connection.

9. A lifting adjustment device comprising a support base and at least two sets of lifting assemblies according to any one of claims 1 to 8, each of said lifting assemblies being arranged in spaced, parallel and coplanar relationship; each first structural member is connected to the supporting seat.

10. The lift adjustment device of claim 9, further comprising a wheel assembly coupled to the support base.

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